AMD Radeon Pro W6400 vs AMD Radeon RX 550X 640SP

VS

AMD Radeon Pro W6400

AMD Radeon RX 550X 640SP

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro W6400 and 2GB VRAM Radeon RX 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 118% (2331MHz vs 1071MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 96.00GB/s)

128 additional rendering cores

Lower TDP (50W vs 60W)

Score

Benchmark

FP32 (float)

Radeon Pro W6400 +161%

3.58 TFLOPS

Radeon RX 550X 640SP

1.371 TFLOPS

Radeon Pro W6400

VS

Radeon RX 550X 640SP

Graphics Card

Jan 2022

Release Date

Apr 2018

Radeon Pro

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

2331 MHz

Base Clock

1019 MHz

2331 MHz

Boost Clock

1071 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

112.0GB/s

Bandwidth

96.00GB/s

Render Config

12

Compute Units

10

-

768

Shading Units

640

48

TMUs

40

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

8 MB

L3 Cache

-

Theoretical Performance

74.59 GPixel/s

Pixel Rate

17.14 GPixel/s

111.9 GTexel/s

Texture Rate

42.84 GTexel/s

7.161 TFLOPS

FP16 (half)

1371 GFLOPS

3.580 TFLOPS

FP32 (float)

1371 GFLOPS

223.8 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

50W

TDP

60W

250 W

Suggested PSU

250 W

2x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Baffin

Navi 24 XL-W

GPU Variant

Baffin LE

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

5.4 billion

Transistors

3 billion

107 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

6.6

Shader Model

6.4

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